Table 2. Characteristics of included studies for S. mekongi.

SL	Country (reference)	Study design	Study year	Total sample size	Participant’s age	Prior treatment with PZQ before	Index test	Reference standard
1	Laos[35]	Cross sectional study	2011–2012	234	2–77 years		ELISA	Kato-Katz
2	Laos[36]	Cross-sectional survey	2006	485	> = 6 months		FECT	Kato-Katz

Note: ELISA-Enzyme-Linked immuno sorbent assay; FECT-Formol-ethyl acetate sedimentation concentration technique.